Friday Harbor Airport Weather Forecast

    • 37
    • 49

    Chance Rain

    • 37
    • 46

    Chance Rain

    • 41
    • 49

    Rain

    • 38
    • 49

    Rain Likely

    • 33
    • 47

    Chance Rain/Snow

    • 34
    • 44

    Partly Sunny

Today 23 Feb San Juan County

Mostly cloudy. Rain likely in the Morning, then a chance of rain in the late morning and early afternoon. A slight chance of rain late in the afternoon. Rainfall Amounts less than a tenth of an inch likely. Highs in the mid 40s to lower 50s. South wind 10 to 15 Mph becoming southwest in the afternoon.

Tonight 23 Feb San Juan County

Partly cloudy with a slight chance of rain. Lows in the mid 30s to lower 40s. Light wind.

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Friday Harbor Airport Temperature Statistics

February Temperature

Friday Harbor Airport (0 miles)

  • Lowest 19 February, 2026

    26.1 °F

  • Average February

    43 °F

  • Highest 4 February, 2026

    54 °F

Climate (2021–Present)

Friday Harbor Airport (0 miles)

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  • Average Low 2021–2026

    44.4 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    59.7 °F
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